Chemistry, 14.10.2019 03:10 ameliaxbowen7
Which on the following statements describes the distribution of charge in an atom?
1) a neutral nucleus is surrounded by one or more negatively charged nucleus.
2) a neutral nucleus is surrounded by one or more positively charged electrons
3) a positively charged nucleus is surrounded by one or more negatively charged electrons
4) a positively charged nucleus is surrounded by one or more positively charged electrons.
Answers: 2
Chemistry, 21.06.2019 21:00, sophiapknight
Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle
Answers: 1
Chemistry, 22.06.2019 06:00, girly37
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 3
Chemistry, 22.06.2019 10:30, cheyennecarrillo14
If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5
Answers: 1
Which on the following statements describes the distribution of charge in an atom?
1) a neutr...
1) a neutr...
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